Wohler HF 300 User manual

EN
NL
Bedienungsanleitung
Holzfeuchtemesser
Operating manual
Moisture Meter
Mode d'emploi
Hygromètre pour le bois
Bedieningshandleiding
Houtvochtigheidsmeter
Istruzione d'uso
Igrometro
Wöhler HF 300
.
Best.-Nr.23199 2015-11-02

Contents
11
EN
Contents
1 General Information ........................... 12
1.1 Operation Manual Information ..................... 12
1.2 Notes ........................................................... 12
1.3 Intended Use ............................................... 12
1.4 Scope of supply ........................................... 12
1.5 Information on disposal ................................ 13
1.6 Direction .. Fehler! Textmarke nicht definiert.
2 Technical Data .................................... 14
3 Design and function ........................... 15
4 Safety information .............................. 16
4.1 Avoid possible damage to property or injury to
people .......................................................... 16
4.2 Avoid possible damage to the meter ............ 16
5 Measuring Method .............................. 17
5.1 Open ............................................................ 17
5.2 Switching on ................................................ 17
5.3 Measuring Method ....................................... 17
5.4 Hold the current value .................................. 17
5.5 Evaluate the measurement result ................ 17
5.6 Finishing the measurement ......................... 17
6 Changing the batteries ....................... 18
7 Replacing the pins .............................. 18
8 Warranty and Service ......................... 19
8.1 Warranty ...................................................... 19
8.2 Service ......................................................... 19
9 Accessories......................................... 19
10 Declaration of conformity .................. 19

General Information
12
1 General Information
1.1 Operation Manual In-
formation
This operation manual allows you to work safely
with the Wöhler HF 300 Moisture Meter. Please
keep this manual for your information.
The Wöhler HF 300 Moisture Meter should be
employed by professionals for its intended use
only.
Liability is void for any damages caused by not
following this manual.
1.2 Notes WARNING!
Not following this warning can cause injury or
death.
ATTENTION!
Not following this note can cause permanent
damage to the device.
NOTE!
Useful information
1.3
Intended Use
The meter measures the relative humidity of
wood.
Do not use the meter for any other use than set
out in this manual.
1.4
Scope of supply
Device
Scope of supply
Wöhler HF 300 Moisture Meter with
protective cap
Protective bag
9 V battery
Replacement pins

General Information
13
EN
1.5 Information on disposal
Electronic equipment does not belong into domes-
tic waste, but must be disposed in accordance
with the applicable statutory provisions.
You may hand in any defective batteries taken out
of the unit to our company as well as to recycling
places of public disposal systems or to selling
points of new batteries or storage batteries.
1.6 Address
Wöhler Messgeräte Kehrgeräte GmbH
Schützenstr. 41
33181 Bad Wünnenberg
Tel.: [phone]
Fax: [phone]
E-Mail: [email protected]

Technical Data
14
2 Technical Data
Description
Data
Range 5% to 40 % of wood
moisture
Resolution 1% of wood moisture
Precision in considera-
tion of VDI 4206
page 4
± 40% of the reference
wood value
Power 9 V battery
Ambient temperature +5 °C to 40 °C
Rel. Ambient Humidity 0 to 70 % rH
Needle length 12 mm
Dimensions 129 x 63 x 32 mm
Weight 116 g (including bat-
tery)

Design and function
15
EN
3 Design and function
Explanation
1 Protective cap
2 Pins
3 HOLD-key
4 ON/OFF-key
5 LCD Screen
6 Battery compartment
1
2
3
4
5
6

Safety information
16
4 Safety information
4.1
Avoid possible damage
to property or injury to
people
WARNING!
Danger of injury because of sharp pins
Take care when handling with the pins!
Always put the protective cap on the pins before
storing.
4.2
Avoid possible damage
to the meter
ATTENTION!
Attention must be paid to prevent moisture and
dust during application. Always keep it dry and
clean to ensure the measurement accuracy.
ATTENTION!
The place where the meter is kept must be clean,
the ambient temperature 0 - 40 °C.

Measuring Method
17
EN
5 Measuring Method
5.1 Open
Pull off the protective cap with two fingers.
5.2 Switching on
Press the ON/OFF-key to switch on the meter.
5.3 Measuring Method Insert the pins of the Wöhler HF 300 into the
wood approx. 5 mm.
The meter will display the relative humidity of the
wood on the LCD.
5.4 Hold the current value
Press the HOLD-key to hold the current value.
A H-Icon on the LCD shows that a frozen value is
shown instead of the current value.
Press the HOLD-key again to bring up the
measuring menu again.
5.5
Evaluate the
measurement result
The user can estimate the combustibility of the
measured wood
based on the measurement result
according to the three traffic-
light colors under the
LCD.
green: standard flammable
yellow: hardly flammable
red: combustion not recommended, because too
humid
5.6
Finishing the
measurement
Press the ON/OFF-key to switch on the meter.
Put the protective cap on the meter.

Changing the
batteries
18
6 Changing the
batteries
When battery voltage gets low, a low battery indi-
cator will appear on the LCD.
In this case change the batteries as follows:
Open the battery compartment on the back of
the unit.
Replace the battery by a new 9V battery
ATTENTION!
Remove the battery from the meter when not us-
ing it for a certain time.
7 Replacing the pins
Broken or damaged pins can be exchanged by
the pin-kit.
Loosen the damaged pins with an appropriate
tool (gripper, screw wrench or ring wrench).
Replace the damaged needles by the needle-
kit and fix the new needles with the tool.

Warranty and Service
19
EN
8 Warranty and Service
8.1 Warranty Each Wöhler
HF 300 Moisture Meter will be tested
in all functions and will leave our factory only after
extensive quality control testing.
If used properly, the warranty period for the Wöh-
ler HF 300 will be twelve month from the date of
sale. Electrodes and Batteries are not covered by
this warranty.
This warranty does not cover the freight and pack-
ing costs when the device is sent to the factory for
repair.
Service by non authorized personnel or making
modifications to the analyzer voids any warranty.
8.2 Service Wöhler has built our reputation on excellence in
customer service. Therefore, of course, we are
readily available to assist you after the warranty
period ends.
Send us the device and we will repair it and
return it to you with our package service.
Immediate help is provided by our technical
staff over the telephone.
9 Accessories
6 pairs of replacement pins Order no. 7181
10 Declaration of conformity
The product Wöhler HF 300 complies with the key safety requirements set down in the
guidelines of the Council for the Harmonization of the Legal Requirements of the Mem-
ber States in relation to the electromagnetic compatibility (2004/108/EG).
The following standards were availed of to evaluate the product in respect of the elec-
tromagnetic compatibility:
EN 61326-12006: